This article is a draft on electricity.
You can share your knowledge by improving it (how?) according to the recommendations of the corresponding projects. For homonymous articles, see Installation.
The electrical installation and maintenance sector includes mostly small companies, subcontractors of major groups specializing in electrotechnical construction.
The most important are generally specialized in industrial and tertiary electricity. The most modest - often family structures, even traditional - have a varied activity in the field of development and general maintenance of buildings. code
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